19442605

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 30568320

約数和(自身を除く): 11125715

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 169, 173, 247, 455, 665, 845, 865, 1183, 1211, 1235, 1729, 2249, 3211, 3287, 5915, 6055, 8645, 11245, 15743, 16055, 16435, 22477, 23009, 29237, 42731, 78715, 112385, 115045, 146185, 204659, 213655, 299117, 555503, 1023295, 1495585, 2777515, 3888521, 19442605]

約数ペア:

[(1, 19442605), (5, 3888521), (7, 2777515), (13, 1495585), (19, 1023295), (35, 555503), (65, 299117), (91, 213655), (95, 204659), (133, 146185), (169, 115045), (173, 112385), (247, 78715), (455, 42731), (665, 29237), (845, 23009), (865, 22477), (1183, 16435), (1211, 16055), (1235, 15743), (1729, 11245), (2249, 8645), (3211, 6055), (3287, 5915)]